.slider-input-amount {
  width: 100%;
}
.slider-input-amount .el-input__inner {
  background-color: #1a1a1a;
  height: 30px;
  line-height: 30px;
  text-align: right;
  color: #fff;
}
.slider-input-amount .el-input__wrapper {
  background-color: #1a1a1a;
  border: 1px solid #404040;
  box-shadow: none;
  padding: 0;
}
.slider-input-amount .el-input-number__increase {
  display: none;
}
.slider-input-amount .el-input-number__decrease {
  display: none;
}